Powellite and Childrenite Physical Properties

Powellite

Childrenite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

4.233.06-3.25

1 7.18

1.5 Fracture

UnevenAnthony et al, Handbook of mineralogy (2001), UnevenAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal

Sub-Conchoidal, ConchoidalArthur Thomas, Conchoidal, Uneven

1.6 Cleavage

{111} Distinct

Poor/indistinct on {100}

1.7 Mohs Hardness

3.5-44.5-5

2 10

1.8 Chemical Composition

CaMoO 4Michael OâDonoghue , Gems, Sixth Edition (2006)

(Fe,Mn)AlPO 4(OH) 2 -H 2OArthur Thomas , Gemstones (2009)

Powellite and Childrenite Chemical Formula

While comparing Powellite and Childrenite physical properties, the important data you should know is its chemical composition. Since chemical formula defines the molecular structure of the crystal, most of the physical properties like color, tenacity, solubility are governed by Powellite and Childrenite chemical formula.

Chemical formula of Powellite- CaMoO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Childrenite- (Fe,Mn)AlPO 4(OH) 2 -H 2OArthur Thomas , Gemstones (2009)

Compare Blue Gemstones

Powellite Vs Rock Crystal

Powellite Vs Rubellite

Powellite Vs Sanidine

Powellite and Childrenite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Powellite and Childrenite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Powellite and Childrenite Optical Properties during the identification of gemstone. Specific gravity of Powellite is 3.06-3.25 whereas that of Childrenite is 3.06-3.25.